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<head><meta charset="utf-8"><title>I-prioritize #77359 Segfault when debugging an enum · t-compiler/wg-prioritization/alerts · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/index.html">t-compiler/wg-prioritization/alerts</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html">I-prioritize #77359 Segfault when debugging an enum</a></h3>

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<a name="211768390"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211768390" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> triagebot <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211768390">(Sep 30 2020 at 14:30)</a>:</h4>
<p><span class="user-group-mention" data-user-group-id="3111">@WG-prioritization/alerts</span> issue <a href="https://github.com/rust-lang/rust/issues/77359">#77359</a> has been requested for prioritization.</p>
<h1><a href="https://forge.rust-lang.org/compiler/prioritization/procedure.html#assign-priority-to-unprioritized-issues-with-i-prioritize-label">Procedure</a></h1>
<ul>
<li>Priority?</li>
<li>Regression?</li>
<li>Notify people/groups?</li>
<li>Needs <code>I-nominated</code>?</li>
</ul>



<a name="211769101"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769101" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Hameer Abbasi <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769101">(Sep 30 2020 at 14:35)</a>:</h4>
<p>Since it's happening in real code, I'd suggest <code>P-high</code> or <code>P-critical</code>.</p>



<a name="211769515"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769515" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lcnr <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769515">(Sep 30 2020 at 14:38)</a>:</h4>
<p>looks <code>P-critical</code> to me</p>



<a name="211769537"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769537" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> apiraino <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769537">(Sep 30 2020 at 14:38)</a>:</h4>
<p>The repro provided warrants a <code>P-critical</code> imo</p>



<a name="211769644"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769644" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> triagebot <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769644">(Sep 30 2020 at 14:39)</a>:</h4>
<p>Issue <a href="https://github.com/rust-lang/rust/issues/77359">#77359</a>'s prioritization request has been removed.</p>



<a name="211769673"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769673" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769673">(Sep 30 2020 at 14:39)</a>:</h4>
<p>Yeah let's go for <code>P-critical</code></p>



<a name="211769715"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769715" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769715">(Sep 30 2020 at 14:39)</a>:</h4>
<p>done</p>



<a name="211769720"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769720" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769720">(Sep 30 2020 at 14:39)</a>:</h4>
<p><span class="user-mention silent" data-user-id="125250">Wesley Wiser</span> is in control anyway, so we don't need to ping anyone</p>



<a name="211769852"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769852" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769852">(Sep 30 2020 at 14:40)</a>:</h4>
<p>for clarification, they are disabling the optimisation, not sure if it solves the problem or not <span aria-label="smile" class="emoji emoji-1f642" role="img" title="smile">:smile:</span> but i guess should be good enough</p>



<a name="211769929"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211769929" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211769929">(Sep 30 2020 at 14:41)</a>:</h4>
<p>I believe it won't solve the problem, just make sure it never hits stable</p>



<a name="211770039"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770039" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770039">(Sep 30 2020 at 14:41)</a>:</h4>
<p>I'll leave the issue open to track the bug but it won't be a <code>P-critical</code> or a <code>regression-stable-to-x</code> at at that point.</p>



<a name="211770118"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770118" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770118">(Sep 30 2020 at 14:42)</a>:</h4>
<p><del>@<strong>Wesley Wiser</strong> I guess if you can file a PR today we can add it to the agenda to approve the backport tomorrow?</del></p>



<a name="211770150"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770150" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770150">(Sep 30 2020 at 14:42)</a>:</h4>
<p>Oh wait nvm it 's a nightly regression</p>



<a name="211770214"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770214" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770214">(Sep 30 2020 at 14:42)</a>:</h4>
<p>Yeah, it's still disabled by default on beta. We're trying it on by default in nightly to catch issues like this. <span aria-label="smile" class="emoji emoji-1f642" role="img" title="smile">:smile:</span></p>



<a name="211770324"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770324" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770324">(Sep 30 2020 at 14:43)</a>:</h4>
<p>ye we can re-prio it after that</p>



<a name="211770438"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770438" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770438">(Sep 30 2020 at 14:44)</a>:</h4>
<p><span class="user-mention silent" data-user-id="120823">DPC</span> <a href="#narrow/stream/245100-t-compiler.2Fwg-prioritization.2Falerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum/near/211770324">said</a>:</p>
<blockquote>
<p>ye we can re-prio it after that</p>
</blockquote>
<p>As <code>requires-nightly</code> so probably <code>P-medium</code> I guess</p>



<a name="211770473"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2377359%20Segfault%20when%20debugging%20an%20enum/near/211770473" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum.html#211770473">(Sep 30 2020 at 14:44)</a>:</h4>
<p><span class="user-mention silent" data-user-id="125250">Wesley Wiser</span> <a href="#narrow/stream/245100-t-compiler.2Fwg-prioritization.2Falerts/topic/I-prioritize.20.2377359.20Segfault.20when.20debugging.20an.20enum/near/211770214">said</a>:</p>
<blockquote>
<p>Yeah, it's still disabled by default on beta. We're trying it on by default in nightly to catch issues like this. <span aria-label="smile" class="emoji emoji-1f642" role="img" title="smile">:smile:</span></p>
</blockquote>
<p>Right. It's cool we caught it early then :)</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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